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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright (c) 2015-2016 Cyril Hrubis <chrubis@suse.cz>
*/
#ifndef TST_CHECKPOINT_FN__
#define TST_CHECKPOINT_FN__
/*
* Checkpoint initializaton, must be done first.
*
* NOTE: tst_tmpdir() must be called beforehand.
*/
void tst_checkpoint_init(const char *file, const int lineno,
void (*cleanup_fn)(void));
/*
* Waits for wakeup.
*
* @id: Checkpoint id, possitive number
* @msec_timeout: Timeout in milliseconds, 0 == no timeout
*/
int tst_checkpoint_wait(unsigned int id, unsigned int msec_timeout);
/*
* Wakes up sleeping process(es)/thread(s).
*
* @id: Checkpoint id, possitive number
* @nr_wake: Number of processes/threads to wake up
* @msec_timeout: Timeout in milliseconds, 0 == no timeout
*/
int tst_checkpoint_wake(unsigned int id, unsigned int nr_wake,
unsigned int msec_timeout);
void tst_safe_checkpoint_wait(const char *file, const int lineno,
void (*cleanup_fn)(void), unsigned int id,
unsigned int msec_timeout);
void tst_safe_checkpoint_wake(const char *file, const int lineno,
void (*cleanup_fn)(void), unsigned int id,
unsigned int nr_wake);
#endif /* TST_CHECKPOINT_FN__ */
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